the fbi now thinks he may have died by friendly fire. 30-year-old nicholas ivie was shot and killed this week in arizona. originally officials said ivie and his colleague, wounded in the incident, came under fire after responding to a sensor that went off, but authorities say the only shell casings found at the scene were those belonging to the agents. >>> ivie is the third border patrol agent killed in the line of duty this year now. >>> an amber alert has been issued in colorado after this 10 yearly, jessica ridgeway, disappeared on her way to school. the search was delayed because the girl's mother didn't immediately know she was missing. the mother, who works the night shift, slept through phone calls from school officials saying that she hadn't arrived. police have searched the surrounding area but have found nothing. >>> death threats, threatening phone calls, vicious e-mails all because they declined to be a campaign stop for mitt romney. that is the response this mexican restaurant in denver, colorado is now getting. the cafe has been a neighborhood institution for years, and the